diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-03-16 11:54:29 +0100 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-03-21 16:13:11 +0100 |
commit | f08c71339c05cb462a32a11e3150d71603340e94 (patch) | |
tree | f6e2c86704de40b794f796b59556eb47f6abf480 /cpukit/libcsupport/include/rtems/libio_.h | |
parent | Config (.cfg) files are only valid if deeper than 5. (diff) | |
download | rtems-f08c71339c05cb462a32a11e3150d71603340e94.tar.bz2 |
libio: Fix deadlock in location management
Perform a context-dependent deferred location release to avoid a
deadlock on the file system instance locks, for example during a
chdir().
Close #2936.
Diffstat (limited to 'cpukit/libcsupport/include/rtems/libio_.h')
-rw-r--r-- | cpukit/libcsupport/include/rtems/libio_.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/cpukit/libcsupport/include/rtems/libio_.h b/cpukit/libcsupport/include/rtems/libio_.h index 0c5e9ed30b..c2fb975bf7 100644 --- a/cpukit/libcsupport/include/rtems/libio_.h +++ b/cpukit/libcsupport/include/rtems/libio_.h @@ -507,11 +507,14 @@ rtems_filesystem_global_location_t *rtems_filesystem_global_location_obtain( * deferred. The next obtain call will do the actual release. * * @param[in] global_loc The global file system location. It must not be NULL. + * @param[in] deferred If true, then do a deferred release, otherwise release + * it immediately. * * @see rtems_filesystem_global_location_obtain(). */ void rtems_filesystem_global_location_release( - rtems_filesystem_global_location_t *global_loc + rtems_filesystem_global_location_t *global_loc, + bool deferred ); void rtems_filesystem_location_detach( |